1 /*
2 Copyright (c) 1994 - 2010, Lawrence Livermore National Security, LLC.
3 LLNL-CODE-425250.
4 All rights reserved.
5 
6 This file is part of Silo. For details, see silo.llnl.gov.
7 
8 Redistribution and use in source and binary forms, with or without
9 modification, are permitted provided that the following conditions
10 are met:
11 
12    * Redistributions of source code must retain the above copyright
13      notice, this list of conditions and the disclaimer below.
14    * Redistributions in binary form must reproduce the above copyright
15      notice, this list of conditions and the disclaimer (as noted
16      below) in the documentation and/or other materials provided with
17      the distribution.
18    * Neither the name of the LLNS/LLNL nor the names of its
19      contributors may be used to endorse or promote products derived
20      from this software without specific prior written permission.
21 
22 THIS SOFTWARE  IS PROVIDED BY  THE COPYRIGHT HOLDERS  AND CONTRIBUTORS
23 "AS  IS" AND  ANY EXPRESS  OR IMPLIED  WARRANTIES, INCLUDING,  BUT NOT
24 LIMITED TO, THE IMPLIED  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
25 A  PARTICULAR  PURPOSE ARE  DISCLAIMED.  IN  NO  EVENT SHALL  LAWRENCE
26 LIVERMORE  NATIONAL SECURITY, LLC,  THE U.S.  DEPARTMENT OF  ENERGY OR
27 CONTRIBUTORS BE LIABLE FOR  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
28 EXEMPLARY, OR  CONSEQUENTIAL DAMAGES  (INCLUDING, BUT NOT  LIMITED TO,
29 PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS  OF USE,  DATA, OR
30 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
31 LIABILITY, WHETHER  IN CONTRACT, STRICT LIABILITY,  OR TORT (INCLUDING
32 NEGLIGENCE OR  OTHERWISE) ARISING IN  ANY WAY OUT  OF THE USE  OF THIS
33 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 
35 This work was produced at Lawrence Livermore National Laboratory under
36 Contract  No.   DE-AC52-07NA27344 with  the  DOE.  Neither the  United
37 States Government  nor Lawrence  Livermore National Security,  LLC nor
38 any of  their employees,  makes any warranty,  express or  implied, or
39 assumes   any   liability   or   responsibility  for   the   accuracy,
40 completeness, or usefulness of any information, apparatus, product, or
41 process  disclosed, or  represents  that its  use  would not  infringe
42 privately-owned   rights.  Any  reference   herein  to   any  specific
43 commercial products,  process, or  services by trade  name, trademark,
44 manufacturer or otherwise does not necessarily constitute or imply its
45 endorsement,  recommendation,   or  favoring  by   the  United  States
46 Government or Lawrence Livermore National Security, LLC. The views and
47 opinions  of authors  expressed  herein do  not  necessarily state  or
48 reflect those  of the United  States Government or  Lawrence Livermore
49 National  Security, LLC,  and shall  not  be used  for advertising  or
50 product endorsement purposes.
51 */
52 
53 #include <silo.h>
54 #include <stdio.h>
55 #include <math.h>
56 #include <string.h>
57 #include <std.c>
58 
59 #define IND(i,j) i-1][j-1
60 
61 #define matrix_assign(matrix,a11,a12,a13,a14,a21,a22,a23,a24,a31,a32,a33,a34,a41,a42,a43,a44)         \
62    {                                                                          \
63    matrix [IND(1,1)] = a11 ;                                              \
64    matrix [IND(1,2)] = a12 ;                                              \
65    matrix [IND(1,3)] = a13 ;                                              \
66    matrix [IND(1,4)] = a14 ;                                              \
67    matrix [IND(2,1)] = a21 ;                                              \
68    matrix [IND(2,2)] = a22 ;                                              \
69    matrix [IND(2,3)] = a23 ;                                              \
70    matrix [IND(2,4)] = a24 ;                                              \
71    matrix [IND(3,1)] = a31 ;                                              \
72    matrix [IND(3,2)] = a32 ;                                              \
73    matrix [IND(3,3)] = a33 ;                                              \
74    matrix [IND(3,4)] = a34 ;                                              \
75    matrix [IND(4,1)] = a41 ;                                              \
76    matrix [IND(4,2)] = a42 ;                                              \
77    matrix [IND(4,3)] = a43 ;                                              \
78    matrix [IND(4,4)] = a44 ;                                              \
79    }
80 
81 #define matrix_mult(matrixa, matrixb, matrixc)                                \
82    {                                                                          \
83    for (i = 1; i < 5; i++) {                                                  \
84       for (j = 1; j < 5; j++) {                                               \
85          matrixc [IND(i,j)] = matrixa [IND(i,1)] * matrixb [IND(1,j)] + \
86                                   matrixa [IND(i,2)] * matrixb [IND(2,j)] + \
87                                   matrixa [IND(i,3)] * matrixb [IND(3,j)] + \
88                                   matrixa [IND(i,4)] * matrixb [IND(4,j)] ; \
89          }                                                                    \
90       }                                                                       \
91    }
92 #ifndef M_PI        /* yea, Solaris 5 */
93 #define M_PI        3.14159265358979323846264338327950288   /* pi */
94 #endif
95 #define RAD(deg)    M_PI*(deg/180.0)
96 
97 int
main(int argc,char * argv[])98 main(int argc, char *argv[])
99 {
100     DBfile         *dbfile = NULL;
101     char           *coordnames[3];
102     float          *coords[3];
103     int             nodelist[4];
104     float           x[4], y[4], z[4];
105     int             shapesize[1];
106     int             shapecnt[1];
107     DBfacelist     *facelist = NULL;
108     int             matnos[1], matlist[1], dims[1];
109     int             i, j, len;
110     char            mesh_command[256];
111     float           rot1[4][4], rot2[4][4], final[4][4];
112     float           angle;
113     float           var[4];
114     int		    driver=DB_PDB;
115     char            *filename = "onetet.silo";
116     int             show_all_errors = FALSE;
117 
118     for (i=1; i<argc; i++) {
119 	if (!strncmp(argv[i], "DB_PDB", 6)) {
120 	    driver = StringToDriver(argv[i]);
121 	    filename = "onetet.pdb";
122 	} else if (!strncmp(argv[i], "DB_HDF5", 7)) {
123             driver = StringToDriver(argv[i]);
124 	    filename = "onetet.h5";
125         } else if (!strcmp(argv[i], "show-all-errors")) {
126             show_all_errors = 1;
127 	} else if (argv[i][0] != '\0') {
128 	    fprintf(stderr, "%s: ignored argument `%s'\n", argv[0], argv[i]);
129 	}
130     }
131 
132 
133 
134     DBShowErrors(show_all_errors?DB_ALL_AND_DRVR:DB_ABORT, NULL);
135     printf("Creating test file \"%s\".\n", filename);
136     dbfile = DBCreate(filename, DB_CLOBBER, DB_LOCAL, "3D ucd tet", driver);
137 
138     coordnames[0] = "xcoords";
139     coordnames[1] = "ycoords";
140     coordnames[2] = "zcoords";
141 
142     x[0] = 0; y[0] = 0; z[0] = 0;
143     x[1] = 1; y[1] = 0; z[1] = 0;
144     x[2] = 0.5; y[2] = 0; z[2] = 1;
145     x[3] = 0.5; y[3] = 1; z[3] = 1;
146 
147     coords[0] = x;
148     coords[1] = y;
149     coords[2] = z;
150 
151     angle = 45;
152     angle = M_PI*(angle/180.0);
153     matrix_assign(rot1,
154                   1, 0, 0, 0,
155                   0, cos(angle), sin(angle), 0,
156                   0, -sin(angle), cos(angle), 0,
157                   0, 0, 0, 1);
158     matrix_assign(rot2,
159                   cos(angle), 0, -sin(angle), 0,
160                   0, 1, 0, 0,
161                   sin(angle), 0, cos(angle), 0,
162                   0, 0, 0, 1);
163     matrix_mult(rot1, rot2, final);
164 
165     for (i = 0; i < 4; i++)
166     {
167         float           tx, ty,tz;
168 
169         tx = x[i]*final[IND(1,1)] + y[i]*final[IND(1,2)] + z[i]*final[IND(1,3)] + final[IND(1,4)];
170         ty = x[i]*final[IND(2,1)] + y[i]*final[IND(2,2)] + z[i]*final[IND(2,3)] + final[IND(2,4)];
171         tz = x[i]*final[IND(3,1)] + y[i]*final[IND(3,2)] + z[i]*final[IND(3,3)] + final[IND(3,4)];
172 
173         x[i] = tx;
174         y[i] = ty;
175         z[i] = tz;
176 
177         var[i] = x[i]+y[i]*z[i];
178     }
179 
180     DBPutUcdmesh(dbfile, "tet", 3, (DBCAS_t) coordnames,
181         coords, 4, 1, "zonelist", "facelist", DB_FLOAT, NULL);
182 
183     matnos[0] = 1;
184     matlist[0] = 1;
185     dims[0] = 1;
186 
187     DBPutMaterial(dbfile, "mat", "tet", 1, matnos, matlist, dims,
188                   1, NULL, NULL, NULL, NULL, 0, DB_FLOAT, NULL);
189 
190     DBPutUcdvar1(dbfile, "v", "tet", var, 4, NULL, 0, DB_FLOAT,
191                  DB_NODECENT, NULL);
192 
193     nodelist[0] = 0;
194     nodelist[1] = 1;
195     nodelist[2] = 2;
196     nodelist[3] = 3;
197 
198     shapesize[0] = 4;
199     shapecnt[0] = 1;
200 
201     DBSetDeprecateWarnings(0);
202     DBPutZonelist(dbfile, "zonelist", 1, 3, nodelist, 4, 0, shapesize,
203                   shapecnt, 1);
204     DBSetDeprecateWarnings(3);
205 
206     facelist = DBCalcExternalFacelist(nodelist, 4, 0, shapesize, shapecnt, 1,
207                                       NULL, 0);
208 
209     DBPutFacelist(dbfile, "facelist", facelist->nfaces, facelist->ndims,
210                   facelist->nodelist, facelist->lnodelist, facelist->origin,
211                   facelist->zoneno, facelist->shapesize, facelist->shapecnt,
212                   facelist->nshapes, facelist->types, facelist->typelist,
213                   facelist->ntypes);
214 
215     sprintf(mesh_command, "mesh tet; contour v");
216     len = strlen(mesh_command) + 1;
217     DBWrite(dbfile, "_meshtvinfo", mesh_command, &len, 1, DB_CHAR);
218 
219     DBClose(dbfile);
220 
221     DBFreeFacelist(facelist);
222 
223     CleanupDriverStuff();
224     return (0);
225 }
226